1-Chloro-2-methylpropene
1-Chloro-2-methylpropene (CAS: 513-37-1) is a halogenated hydrocarbon with the linear formula (CH3)2C=CHCl and a molecular weight of 90.55 g/mol. This organic building block finds application in various chemical synthesis processes. It has been utilised in scientific studies, for instance, investigating infrared photon excitation of alpha-chloro olefins. TSS supplies this compound for research and development purposes.
- IUPAC
- Isocrotyl chloride
- Synonyms
- Isocrotyl chloride

Organic Synthesis Intermediate
As a functionalised olefin, 1-Chloro-2-methylpropene serves as a versatile building block in organic synthesis. Its reactivity allows for incorporation into more complex molecular structures.
Chemical Research
This compound has been employed in studies investigating photophysical processes, such as multiple infrared photon excitation of alpha-chloro olefins. It aids in understanding reaction mechanisms and molecular behaviour.
Halogenated Hydrocarbon Chemistry
1-Chloro-2-methylpropene contributes to the broader field of halogenated hydrocarbon chemistry. Its specific structure offers unique reactivity for targeted chemical transformations.
| Molecular weight | 90.55 |
|---|---|
| Linear formula | (CH3)2C=CHCl |
| Assay | 98% |
| Boiling point | 68 °C(lit.) |
| Density | 0.92 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.424(lit.) |
| Application | 1-Chloro-2-methylpropene was used to study multiple infrared photon excitation of α-chloro olefins1. |



Hazard statements
- H225Highly flammable liquid and vapour
- H311Toxic in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H330Fatal if inhaled
- H335May cause respiratory irritation
- H350May cause cancer
Precautionary statements
- P201Obtain special instructions before use
- P210Keep away from heat, sparks and open flames. No smoking
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -1 °C / 30.2 °F |
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,T |
| Risk statements (R) | 45-11-23/24/25-36/37/38 |
| Safety statements (S) | 53-16-27-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1-Chloro-2-methylpropene used for?
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1-Chloro-2-methylpropene is used as a building block in organic synthesis and for chemical research, including studies on infrared photon excitation of alpha-chloro olefins.
What is the CAS number and formula for 1-Chloro-2-methylpropene?
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The CAS number is 513-37-1, and the linear formula is (CH3)2C=CHCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Chloro-2-methylpropene with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How is 1-Chloro-2-methylpropene handled safely?
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1-Chloro-2-methylpropene is highly flammable and toxic. Handle with extreme caution in a well-ventilated area, wearing appropriate personal protective equipment including eyeshields, gloves, and a respirator. Refer to the Safety Data Sheet for detailed guidance.
How is 1-Chloro-2-methylpropene packed, shipped, and exported?
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1-Chloro-2-methylpropene is packed and shipped according to UN 1993, Hazard Class 3, Packing Group II regulations for flammable liquids. TSS is experienced in exporting chemicals globally.
How can I request a sample or quote for 1-Chloro-2-methylpropene?
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To request a sample or a quote, please contact our sales team via the website or telephone, providing your specific requirements.
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